Product details:

The ATAK 2-Watt Multi-Focus Flashlight with Cree bulb has a 100 lumens output with an adjustable telescoping beam for distance up to 200 feet. The professional Cree LED bulb has up to 12 hours of run time on one set of batteries. Multi-Function Design includes, 50-Percent Output, 100-Percent Output and a High Output Strobe for Distress Signal.